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Senior Software Developer Jobs in Portland, ME (NOW HIRING)

EnviroLogix

Software Engineer

Portland, ME · On-site

... maintain developer documentation including build/run SOPs and troubleshooting playbooks • ... software in production environments • Strong experience building and supporting production C ...

Collabera LLC

Software Engineer

Westbrook, ME · On-site

$50 - $60/hr

Python Developer Duration: 6 months 100% Remote Pay Range: $50/hr - $60/hr What you'll work on * AI ... Work closely with a senior architect on initial designs, then independently own implementation in ...

EnviroLogix

Software Engineer

Portland, ME · On-site

... maintain developer documentation including build/run SOPs and troubleshooting playbooks • ... software in production environments • Strong experience building and supporting production C ...

HTS Engineering Ltd

Senior Sales Engineer

Portland, ME · On-site

... Senior Sales Engineers. By joining HTS, you will be challenged to adapt quickly as you dive into ... Are proficient with all basic MS software, and have the ability to learn new desktop and web based ...

Idexx

Principal DevOps Engineer II

Westbrook, ME · On-site

$140 - $160/hr

Beyond your embedded role, you lead the DXSE DevOps Squad -- a group of 3-4 senior DevOps engineers embedded across Diagnostic Software Engineering teams -- blending hands-on engineering with squad ...

htseng

Senior Sales Engineer

Portland, ME

... Senior Sales Engineers. By joining HTS, you will be challenged to adapt quickly as you dive into ... Are proficient with all basic MS software, and have the ability to learn new desktop and web based ...

htseng

Senior Sales Engineer

Portland, ME

... Senior Sales Engineers. By joining HTS, you will be challenged to adapt quickly as you dive into ... Are proficient with all basic MS software, and have the ability to learn new desktop and web based ...

IDEXX GmbH

Principal DevOps Engineer II

Westbrook, ME · On-site

$140 - $160/hr

Beyond your embedded role, you lead the DXSE DevOps Squad -- a group of 3-4 senior DevOps engineers embedded across Diagnostic Software Engineering teams -- blending hands-on engineering with squad ...

LJB, Inc.

Senior Civil Engineer

South Portland, ME · On-site

$110K - $179K/yr

AutoCAD Civil 3D software experience. * Experience working with state or local Departments of ... Civil Engineer, Land Development, Senior Civil Engineer, South Portland, Maine

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Showing results 21-40

All JobsSoftware Developer JobsSenior Software Developer JobsSenior Software Developer Jobs in Portland, ME

Senior Software Developer information

See Portland, ME salary details

$15

$63

$89

How much do senior software developer jobs pay per hour?

As of Aug 10, 2026, the average hourly pay for senior software developer in Portland, ME is $63.18, according to ZipRecruiter salary data. Most workers in this role earn between $53.65 and $70.87 per hour, depending on experience, location, and employer.

What skills and qualifications are needed to thrive as a senior software developer?

To thrive as a Senior Software Developer, you need deep expertise in programming languages, software architecture, and problem-solving, typically backed by a bachelor’s degree in computer science or a related field. Proficiency with development frameworks, version control systems like Git, and cloud platforms such as AWS or Azure is standard, and certifications in these areas can be beneficial. Leadership, strong communication, and mentoring abilities set standout candidates apart in this role. These skills ensure that complex projects are delivered efficiently, code quality is maintained, and junior team members are effectively guided for overall team success.

What does a senior software developer do?

As a Senior Software Developer, you’ll typically be responsible for leading complex development projects, designing technical solutions, and mentoring junior team members. Daily tasks often include writing and reviewing code, participating in architecture discussions, collaborating with cross-functional teams (such as QA, product management, and DevOps), and troubleshooting high-level technical issues. You may also be involved in setting coding standards, conducting code reviews, and helping to plan sprints or project roadmaps.

What is a senior software developer?

Senior Software Developers are experienced professionals who design, develop, and maintain complex software applications. They often lead development teams, mentor junior developers, and make critical architectural decisions. Their responsibilities include writing high-quality code, troubleshooting technical issues, and ensuring that software projects meet performance and security standards. With deep expertise in programming languages and software engineering principles, they play a key role in delivering successful technology solutions for organizations.

What is the difference between Senior Software Developer vs Software Engineer?

AspectSenior Software DeveloperSoftware Engineer
CredentialsBachelor's degree in CS or related field; experience often 5+ yearsBachelor's or higher in CS or related field; similar experience levels
Work EnvironmentCollaborates on complex projects, mentors juniors, leads technical effortsDesigns, develops, tests software; may work on specific modules or systems
Industry UsageCommonly used in tech companies, startups, and enterprise firmsWidely used across industries, often interchangeable with developer roles

The main difference is that Senior Software Developers typically have more experience, leadership responsibilities, and focus on complex project oversight, while Software Engineers may focus more on designing and implementing software solutions. Both roles require similar credentials and are integral in software development teams, but Senior Software Developers often take on mentorship and strategic tasks.

More about Senior Software Developer jobs
What are the most commonly searched types of Software Developer jobs in Portland, ME? The most popular types of Software Developer jobs in Portland, ME are:
What are popular job titles related to Senior Software Developer jobs in Portland, ME? For Senior Software Developer jobs in Portland, ME, the most frequently searched job titles are:
What job categories do people searching Senior Software Developer jobs in Portland, ME look for? The top searched job categories for Senior Software Developer jobs in Portland, ME are:
What cities near Portland, ME are hiring for Senior Software Developer jobs? Cities near Portland, ME with the most Senior Software Developer job openings:
Senior Software Developer jobs near you
Infographic showing various Senior Software Developer job openings in Portland, ME as of August 2026, with employment types broken down into 1% Internship, 78% Full Time, 18% Part Time, and 3% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $131,407 per year, or $63.2 per hour.

Senior / Lead Node Developer

Anagh Technologies, Inc.

Freeport, ME • On-site, Remote

Contractor

Re-posted 5 hours ago

Job description

Senior / Lead Developer
Location - Freeport, ME (100% Remote)
Top Skills:
Node
REST
Any Cloud (GCP preferred)
Immediate need for a Developer/ Tech Lead for marketing and promotions team for a large retail company.
This is a senior level position for a candidate who can assist in leading/training more junior developers, ability to see the big picture and work with business leaders to design solutions.
Key skills include NodeJS, GCP and Kubernetes.
Requirements include:
  • 5 + years of experience with distributed system development (RESTFul, SOAP, or event based)
  • experience with design/build/test/support of high traffic, low latency, and low fault tolerance systems
  • design/execute/analysis of performance test to inform implementation and enhancement opportunities

Technical Skills and Qualifications:
  • Application Security Principles - OWASP/Data Protection, Input/Oauth/JWT, and CVE
  • Micro Service Design and RESTFul Interface Principles
  • Application Containerization & Execution - Docker, Kubernetes
  • Continuous Delivery & Integration - CI/CD Jenkins/Maven/Automation
  • Experienced with Unit Testing frameworks such as Tape/Junit, ProxyQuire/Mockito
  • Performance Testing & Analysis - Locust.io/JMeter, Cloud/Open Trace
  • API Specification - OpenAPI/Swagger
  • Google Cloud Services & Configuration
  • GitHub
  • Relational Databases - DB2/SQLServer/Oracle/MySQL
  • NodeJS/Python/Perl/Java
  • WebSphere Application Server - Java/Swing/Hibernate/MQ/JDBC/SOAP
  • Modern IDE & Debugging Tools - MS Visual Studio Code, Eclipse(variants)
  • Familiar with UNIX based OS
  • Familiar with API Gateway Management - APIGEE, CloudEndpoints, ISTIO
  • Familiar with enterprise integration patterns such as ETL and Message Queuing

Leadership and Communication
  • Can effectively communicate with all levels of the business and IT from end-users and developers to managers.
  • Highly collaborative. Effectively works with business and IS people in the adoption, utilization and support of software.
  • Expert level English language skills and comprehension

Apply